XZR8®
Komatsu 707-99-73010 Dump Cylinder Seal Kit

Komatsu 707-99-73010 Dump Cylinder Seal Kit


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Rod Diameter100 mm
Bore Diameter200 mm
Cylinder ApplicationDump Cylinder
Kit TypeSeal Kit / Service Kit
Net Weight1.8 kg
Package Dimensions30 × 20 × 10 cm

Manufacturer No.

  • 707-99-73010
  • 7079973010

OEM Part No.

  • 707-99-73010
  • 7079973010

Fitment Vehicles

  • Komatsu WA400-1
  • Komatsu WA420-1
  • Komatsu WA450-1
  • Komatsu WA470-1
  • Komatsu WA400-3
The 707-99-73010 dump cylinder seal kit is engineered to restore hydraulic sealing performance on Komatsu wheel loader dump cylinders. This service kit contains all necessary seals, O-rings, and wear rings for a complete cylinder rebuild. Designed for 100 mm rod diameter and 200 mm bore diameter cylinders. Directly replaces Komatsu OEM part numbers 707-99-73010 and 7079973010. Verified fitment for WA400-1, WA420-1, WA450-1, WA470-1, and WA400-3 series wheel loaders. Manufactured to OEM dimensional tolerances for reliable hydraulic pressure retention and leak prevention.